The daily intakes of milk (in ounces) for ten five-year old children selected at random from one school were: 30.3.  29.6   26.3   30.0   24.0 30.7   31.2   24.4   28.2   27.5 Find a 99% confidence interval for the population standard deviation  of the daily milk intakes of all five-year olds at this school.  Interpret the result.   Round all necessary values to the nearest thousandth if necessary.

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